Antique radios, Old Time Radios
M8224
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Country:
Great Britain (UK)
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| Identical to |
M8224
= CV4028
= 0B2WA
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| Similar
Tubes |
Other class quality (otherwise equal):
0B2
; 108C1
; CV1833
|
| Base |
Miniatur-7-Pin-Base B7G, USA 1940
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| Filament |
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| Description |
Special Quality Voltage Stabiliser Tube
Nominal burning Voltage: 108V
Operating current range: 5 to 30mA.
Voltage regulation over above current range: 3.5V
Maximumum regulation resistance: 140 ohms
Typical Voltage stability (% per 1000 hours): +1.0
Made by Philips and/or by Philips owned marks, as Amperex, Mullard, Valvo.
Mechanically robust version of 108C1 for use in areas of vibration and shock.
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Dimensions (WHD)
incl. pins / tip |
19 x 67 x mm / 0.75 x 2.64 x inch |
| Information source |
- - Manufacturers Literature Mullard 1957
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M8224: Telefunken, Spezialröhren 1962/63
Anonymous 10 Collector
More ...
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M8224: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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M8224: Manufacturer's Literature
Emilio Ciardiello
More ...
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